Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Mollusca Linnaeus, 1758 - molluscs
     Class Cephalopoda Cuvier, 1795 - cephalopods
       Subclass Coleoidea Bather, 1888
         Order Octopoda Leach, 1817 - octopuses
           Genus Argonauta Linnaeus, 1758
           Family Octopodidae Rafinesque, 1815
           Genus Octopus Cuvier, 1798
           Genus Opisthoteuthis Verrill, 1883
           Genus Stauroteuthis Verrill, 1879